Display screen or portion thereof with icon



FIG. 1 is a front view of a display screen or portion thereof with icon showing our new design; and,

FIG. 2 is an enlarged view thereof, shown separately for clarity of illustration.

The outer perimeter illustrated by a pair of broken lines in FIG. 1 represents a display screen or portion thereof and forms no part of the claimed design. 

CLAIM The ornamental design for a display screen or portion thereof with icon, as shown and described. 